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Sexual selection

sexual selection

A form of natural selection in which, according to Darwin's theory, the male or female is attracted by certain characteristics, form, colour, behaviour, etc., in the opposite sex; thus modifications of a special nature are brought about in the species.


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Re: Can human body hair disappear as a result of... clothing?

In this case, in addition to natural selection, sexual selection must also be operating: different sexes may show particular mating preference for other ...

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by Hrushikesh
Sun Dec 14, 2014 7:13 pm
 
Forum: Evolution
Topic: Can human body hair disappear as a result of... clothing?
Replies: 4
Views: 1379

Re: Why must we avert the genome of Eden?

... of so many genes ever happened or if its even possible through natural selection: In most observed cases organisms tend to get rid of some genes ... mess of traits, not order and structure. The second problem is that asexual reproduction combined with frequent and effective HGT makes sexual ...

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by wildfunguy
Fri Oct 04, 2013 7:49 pm
 
Forum: Evolution
Topic: Why must we avert the genome of Eden?
Replies: 6
Views: 14528

Why must we avert the genome of Eden?

... of so many genes ever happened or if its even possible through natural selection: In most observed cases organisms tend to get rid of some genes ... mess of traits, not order and structure. The second problem is that asexual reproduction combined with frequent and effective HGT makes sexual ...

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by Hunor
Mon Sep 23, 2013 12:08 am
 
Forum: Evolution
Topic: Why must we avert the genome of Eden?
Replies: 6
Views: 14528

Population genetics - make inferences from allele frequency

... relationship or lethal homozygotes? I assume random mating (no sexual selection), diploid, no drift (genetically well connected) or something that meets Hardy-Weinberg ...

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by Young
Sun Aug 25, 2013 10:52 pm
 
Forum: Genetics
Topic: Population genetics - make inferences from allele frequency
Replies: 1
Views: 2135

Re: Evolutionary mechanisms

... it since there are no males without bright plumage today. What?????? Sexual selection (one sex selecting the other based on traits) is one of the most powerful forces ...

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by thoffnagle
Mon Jul 01, 2013 6:04 pm
 
Forum: Evolution
Topic: Evolutionary mechanisms
Replies: 13
Views: 8702
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